2011 Subaru WRX Emission Control Parts
- CATCO®Direct Fit Catalytic Converter and Pipe AssemblySubaru WRX / WRX STI 2.5L with California Emission / Federal Emission 2011, Catalytic Converter and Pipe Assembly by CATCO®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Overall Length: 34". Designed and...$576.64
- Davico®Direct Fit Catalytic ConverterSubaru WRX / WRX STI 2.5L 2011, Catalytic Converter by Davico®. Converter Configuration: Direct Fit. Position: Front. Catalytic Converter Overall Length: 20.5". This direct-fit catalytic converter by Davico will be a great solution to...$530.02
- AP Exhaust®Direct Fit Catalytic Converter and Pipe AssemblySubaru WRX / WRX STI 2.5L 2011, Catalytic Converter and Pipe Assembly by AP Exhaust®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Overall Length: 34". Today’s exhaust performance market continues to cover...$554.74
- CATCO®Direct Fit Catalytic ConverterSubaru WRX STI Base 2.5L with California Emission / Federal Emission 2011, Catalytic Converter by CATCO®. Converter Configuration: Direct Fit. Position: Front. Catalytic Converter Overall Length: 20.5". Designed and manufactured with...$617.61
- Eastern Catalytic®ECO II Direct Fit Catalytic ConverterSubaru WRX STI Base 2.5L 2011, ECO II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. Position: Front. Location: Undercar. Without O2 Sensor Port. Catalytic Converter Overall Length: 20.5". If you need to...$562.95
- HJS®Catalytic Converter GasketSubaru WRX / WRX STI 2011, Catalytic Converter Gasket by HJS®. Position: Center. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...High quality at an affordable priceExpertly made from premium materials$8.36
- iD Select®ECO II Direct Fit Catalytic ConverterSubaru WRX STI Base 2.5L 2011, ECO II Catalytic Converter by iD Select®. Converter Configuration: Direct Fit. Position: Front. Location: Undercar. Without O2 Sensor Port. Catalytic Converter Overall Length: 20.5". Swap out your worn-out...$692.98
- DEC®Direct Fit Catalytic Converter and Pipe AssemblySubaru WRX / WRX STI 2.5L 2011, Catalytic Converter and Pipe Assembly by DEC®. Converter Configuration: Direct Fit. Position: Rear. Pick out a catalytic converter by DEC and get your emissions back into check without worrying about...$304.62
- HKS®Direct Fit Catalytic Converter with Front PipeSubaru WRX STI 2.0L with CBA-GRB Chassis / CBA-GVB Chassis 2011, Catalytic Converter with Front Pipe by HKS®. Converter Configuration: Direct Fit. Not only for power increase, silencer for creation of sensual exhaust sound. There is no...$1,945.20
- ReplacementRear Direct Fit Catalytic ConverterSubaru WRX / WRX STI 2.5L 2011, Catalytic Converter by Replacement. Converter Configuration: Direct Fit. Position: Rear. With Factory OE Ports. A vehicle's exhaust system is pivotal to both performance and eco-friendliness, silently...Call for Pricing
- TruParts®Direct Fit Catalytic Converter and Pipe AssemblySubaru WRX / WRX STI 2.5L 2011, Catalytic Converter and Pipe Assembly by TruParts®. Converter Configuration: Direct Fit. Position: Rear. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its...$192.96
- Edelbrock®Victor Series PCV Valve Cover BreatherVictor Series PCV Valve Cover Breather by Edelbrock®. These push-in style valve cover breathers contain a foam filter element which allows the engine to properly breathe and traps oil vapor and prevents engine compartment contamination....Made with precision and quality in mindDesigned to meet your specific needs$39.95 - $53.95
- GReddy®S-Type Breather Tank Replacement Seal CapS-Type Breather Tank Replacement Seal Cap by GReddy®. Designed originally for racing engines, today’s compact production engines can also benefit from the used of Breather Tank Replacement Seal Cap.Designed to deliver trouble-free, consistent performanceRight for your vehicle and racing lifestyle$9.50
- Peterson Fluid Systems®Vacuum RegulatorVacuum Regulator by Peterson Fluid Systems®. Adjustable vacuum regulator is on the leading edge of engine management. It has been proven to regulate crankcase vacuum and hold a steady level through extensive testing. Vacuum can be...All Aluminum construction for light weightCNC Machined$244.18
- Black Forest Industries®Secondary Air Injection Block Off PlateSecondary Air Injection Block Off Plate by Black Forest Industries®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind....Eliminate clutter with these machined aluminum platesAn OEM metal gasket is included for proper sealing as well as stainless headcap hardware for a complete bolt on installation$32.99
- Walker®Ultra™ Universal Fit Large Oval Body Catalytic ConverterUniversal Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Without Air Tube. With O2 Sensor Port. Catalytic Converter Overall Length: 18". The Right converter,...$122.73 - $157.97
- iD Select®ECO GM Universal Fit Large Round Body Catalytic ConverterUniversal ECO GM Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 16". Swap out your worn-out or...$219.10
- AP Exhaust®Super X Duty Universal Fit Large Oval Body Catalytic ConverterUniversal Super X Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Without Air Tube. With 1 Center O2 Sensor Port. Catalytic Converter Overall Length: 17"....$214.23
- Eastern Catalytic®ECO GM II Universal Fit Large Round Body Catalytic ConverterUniversal ECO GM II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. With 1 Angled O2 Sensor Port. Catalytic Converter Overall Length: 16". Whether your...$248.92
- Eastern Catalytic®ECO GM Universal Fit Large Round Body Catalytic ConverterUniversal ECO GM Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. Catalytic Converter Overall Length: 16". Whether your catalytic converter is damaged by...$248.27 - $248.92
- Eastern Catalytic®ECO II Universal Fit Large Round Body Catalytic ConverterUniversal ECO II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 16". Whether your catalytic...$145.33 - $173.20
- ACAT Global®High Performance Universal Fit Catalytic ConverterUniversal High Performance Catalytic Converter by ACAT Global®. Converter Configuration: Universal Fit. This product features the elaborate design that was engineered with superior precision and refined to the last detail. Made from...$138.95 - $259.95
- ACAT Global®Universal Fit Catalytic ConverterUniversal Catalytic Converter by ACAT Global®. Converter Configuration: Universal Fit. This product features the elaborate design that was engineered with superior precision and refined to the last detail. Made from reliable materials...$121.66 - $231.95
- Facet®Oxygen SensorSubaru WRX / WRX STI 2.5L 2011, Oxygen Sensor by Facet®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$114.54
- Herko®Oxygen SensorSubaru WRX / WRX STI 2.5L 2011, Oxygen Sensor by Herko®. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle installation and help restore proper fuel system functionality needed...Will help optimize your vehicle’s performance and fuel efficiencyBuilt using high-grade materials for ultimate quality and durability$51.03
- ReplacementEGR ValveSubaru WRX / WRX STI 2.5L 2011, EGR Valve by Replacement. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Replacement...Expertly crafted from premium materialsDesigned to match rigorous quality standardsCall for Pricing
- Gates®Engine Crankcase Vent ValveSubaru WRX / WRX STI 2.5L 2011, Engine Crankcase Vent Valve by Gates®. Location: At PCV Valve. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$9.37
- Chevrolet Performance®Diesel Exhaust FluidDiesel Exhaust Fluid by Chevrolet Performance®. Sold individually. Diesel Exhaust Fluid (DEF) is a non-flammable fluid consisting of 2/3 purified water and 1/3 ammonia-based urea. DEF is used with diesel engine exhaust systems to reduce...High quality at an affordable priceExpertly made from premium materials$11.27
- Fast®Vapor Canister Purge FittingVapor Canister Purge Fitting by Fast®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...High quality at an affordable priceExpertly made from premium materials$12.95 - $18.95
- ReplacementECO GM Universal Fit Catalytic ConverterUniversal ECO GM Catalytic Converter by Replacement. Converter Configuration: Universal Fit. A vehicle's exhaust system is pivotal to both performance and eco-friendliness, silently managing engine noise and controlling emissions....Call for Pricing
Shop By Service Type
- EGR Valve Replacement
- Air Pump Check and Diverter Valve Replacement
- Oxygen Sensor Replacement
- Air Pump Check Valve Replacement
- Canister Purge Solenoid Replacement
- Positive Crankcase Ventilation (PCV) Valve Replacement
- EGR Vacuum Modulator Replacement
- Secondary Air Injection System Air Bypass Valve Replacement
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